插件74：读取Flickr流

<?php // Plug-in 74: Fetch Flickr Stream/*读取Flickr流 * 插件说明： * 本插件接受一个Flickr公开的用户名，返回一系列最新图片。 * 若操作成功，则返回一个两元素的数组，第一个元素返回图片的数量，第二个元素是一个数组，表示每个图片的URL地址。 * 若操作失败，则返回一个单元素的数组，元素的值为FALSE。 * 它需要以下参数： * $account Flickr用户名，它的格式为：xxxxxx@Nxx（这里的x代表数字） * 或者像这样比较有好的用户名,如robinfnixon. */// This is an executable example with additional code supplied// To obtain just the plug-ins please click on the Download link$account = 'robinfnixon';$result  = PIPHP_FetchFlickrStream($account);$count   = 1;echo "<b>Flickr account:</b> <i>$account</i> ";if (!$result[0]) echo 'No photos found.';else foreach($result[1] as $photo)   echo "<a href='$photo'>Photo " . $count++ . '</a> ';function PIPHP_FetchFlickrStream($account){   // Plug-in 74: Fetch Flickr Stream   //   // This plug-in fetches a steam of photo URLs from a Flickr   // account. Upon success it returns a two element array,   // the first of which is the number of photos returned and   // the second is an array containing URLs to each photo. On   // failure it returns a single element array with the value   // FALSE. It requires the following argument:   //   //    $account A fickr account name   $url  = 'http://flickr.com/photos';   $page = @file_get_contents("$url/$account/");   if (!$page) return array(FALSE);   $pics = array();   $rss  = strstr($page, 'rss+xml');   $rss  = strstr($rss, 'http://');   $rss  = substr($rss, 0, strpos($rss, '"'));   $xml  = file_get_contents($rss);   $sxml = simplexml_load_string($xml);   foreach($sxml->entry as $item)   {      for ($j=0 ; $j < sizeof($item->link) ; ++$j)      {         if (strstr($item->link[$j]['type'], 'image'))         {            $t=str_replace('_m', '', $item->link[$j]['href']);            $t=str_replace('_t', '', $t);            $pics[]=$t;         }      }   }      return array(count($pics), $pics);}?>